Once coalition forces leave, the government in Kabul could be overthrown, and the Taliban could come back. Yet when they started this thing twenty years ago, removing the Taliban from power was the point. So the longest war in US history is ending in failure.
I think Biden and his people understand that the basic premises of the post–Cold War era have failed. Their challenge is to figure out what to replace them with. What should America’s role be in the world once we realize we’re not the indispensable nation, when we recognize we’re not militarily supreme?